<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <script>
        let RecyclePool = require('./recyclePool');
        let _stageInfos = new RecyclePool(
            () => {return {stage: null, items: null}},
            8);
        console.log(_stageInfos);
    </script>
</body>
</html>